package com.fh.service;

import com.fh.model.ShoppingCart;
import com.fh.vo.ResultVo;

public interface ShoppingCartService {
    ResultVo addCart(ShoppingCart cart);

    ResultVo selectShoppingCart(Integer userId);

    ResultVo selectCartByCartId(String cartIds);

    ResultVo updateNum(Integer cartId , String cartNum);
}
